feat(db): add is_deleted column to data.files

database/create-schema.sql

@@ -305,7 +305,8 @@ CREATE TABLE data.files (
     datetime timestamp with time zone DEFAULT clock_timestamp() NOT NULL,
     notes text,
     metadata jsonb,
-    creator_id smallint NOT NULL
+    creator_id smallint NOT NULL,
+    is_deleted boolean DEFAULT false NOT NULL
 );